12 August 2014, 03:43 PM ET
Giving experimental treatments to patients infected with Ebola in West Africa is, indeed, the ethical thing to do, even though the risks and benefits of these treatments are unknown, a panel of experts has decided.
12 August 2014, 03:31 PM ET
Poison ivy is a toxic plant that causes an itchy and sometimes painful rash in most people when they touch it.
12 August 2014, 09:41 AM ET
Smoking an electronic cigarette may come with unforeseen risks, such as exploding charging devices and accidental poisonings from nicotine exposure.
11 August 2014, 09:00 PM ET
Anorexia nervosa involves an obsession with food and weight that can end up consuming a person's life.
11 August 2014, 08:21 PM ET
The actor Robin Williams died today (Aug. 11). Williams, who was 63, was found in his home near Tiburon, California.
11 August 2014, 06:24 PM ET
Asthma is a condition in which a person's airways are inflamed, which can cause coughing, wheezing and shortness of breath.
11 August 2014, 05:09 PM ET
Some overweight and obese preschoolers may already have risk factors for heart disease and diabetes, a new study from Italy suggest.
11 August 2014, 04:25 PM ET
Older women who exercise -- even less than the recommended amount -- still decrease their risk of developing breast cancer, a new study finds.
11 August 2014, 04:00 PM ET
Babies' brains grow by 1 percent each day beginning right after infants are born, according to a new study that aimed to map newborns' brains during their first three months of life.
11 August 2014, 03:39 PM ET
After a new 3D artificial "rat brain" was created in the lab, it got some bizarre treatment: Researchers dropped weights onto the tissue from different heights to see how it might react to a traumatic injury.
11 August 2014, 03:25 PM ET
Nine British universities and research institutions are sending their collections of important texts from the history of medicine and science to the London-based Wellcome Library so that the pages can be made freely available online.
11 August 2014, 02:43 PM ET
In July 2014, the Wellcome Library announced that it would digitize more than 15 million pages of medical books and pamphlets published between 1800 and 1900 to help build up the U.K. Medical Heritage Library.
11 August 2014, 12:01 PM ET
The Polar RC3 is a GPS-enabled watch designed to help runners and cyclists track their progress during their training. I used the device along with its heart-rate monitor to see how it performs in several categories.
09 August 2014, 02:37 AM ET
Yes, even people with dark skin can get skin cancer.
08 August 2014, 06:25 PM ET
Taking a nap in the afternoon may improve short-term memory for adults in their 20s and 30s, a new study finds.
08 August 2014, 03:31 PM ET
A woman in England has felt permanently dizzy after she rode a spinning fair ride a year ago, a condition that doctors say is caused by a lesser-known type of migraine.
08 August 2014, 02:52 PM ET
Exposure to light during the night may interfere with tamoxifen, a drug commonly used in women with breast cancer, a new study suggests.
08 August 2014, 01:13 PM ET
Both men and women's feelings of love for their partners can be affected by taking antidepressants, a new study suggests.
08 August 2014, 11:24 AM ET
Veterans suffering from post-traumatic stress disorder (PTSD) could gain some relief from a new virtual-reality program, new research suggests.
08 August 2014, 10:29 AM ET
Some sources have suggested that Ebola could be used in a terrorist attack, but bioterrorism experts say that weaponization of the deadly virus is unlikely.
07 August 2014, 06:30 PM ET
Astronauts often suffer from sleep deprivation during space flight and in the months leading up to a mission, a new study finds.
07 August 2014, 01:42 PM ET
A young man's frequent nosebleeds turned out to be caused by an extra tooth in his nose, according to a new report of his case.
06 August 2014, 07:38 PM ET
When someone does wrong, whether we want to punish them severely or let them off easy is reflected in activity in certain regions of the brain, a new study shows.
06 August 2014, 05:49 PM ET
About a third of women who carry mutations in a gene called PALB2 will develop breast cancer during their lifetime, a new study finds.
06 August 2014, 05:31 PM ET
People with a type of rare and fatal brain disorder linked to the consumption of tainted beef have prions — infectious proteins that cause the disease — in their urine, a new study finds.
06 August 2014, 03:53 PM ET
A panel of experts will assemble next week to discuss the ethics of using experimental treatments for Ebola during the current outbreak in West Africa, according to the World Health Organization.
06 August 2014, 12:51 PM ET
The 'experimental serum' that doctors gave to two American patients who contracted Ebola is in very limited supply, and it will not be available for general use, according to the Centers for Disease Control and Prevention.
06 August 2014, 04:27 AM ET
Ebola can theoretically be transmitted through sexual intercourse, but that's a particularly unlikely route given that people aren't infectious until they feel sick.
05 August 2014, 07:05 PM ET
Results of a study of aspirin use and deaths from cancer and other diseases.
05 August 2014, 07:00 PM ET
The potential benefits of taking a daily dose of aspirin for cancer prevention may outweigh the risks, a new study suggests. But doctors are divided on whether such findings mean that everyone should start taking a pill every day.
05 August 2014, 05:26 PM ET
Older people with depression may benefit more from playing computer games aimed at improving their thinking skills than from taking an antidepressant drug, a new study suggests.
05 August 2014, 04:02 PM ET
A woman began having three to five spontaneous orgasms daily after she started taking a drug to treat her Parkinson's disease.